Institution: | a Department of Gen. and Dev., Columbia University Medical Center, New York, NY 10032, USA b Department of Obstetrics and Gynaecology, Columbia University Medical Center, 1130 St. Nicholas Avenue, New York, NY 10032, USA c Institute of Human Nutrition, Columbia University Medical Center, New York, NY 10032, USA d Herbert Irving Comprehensive Cancer Center, Columbia University Medical Center, New York, NY 10032, USA |